Rekensommen met eraf tot 100

Erafsommen
1.
25
–
5
=
2.
85
–
60
=
3.
85
–
40
=
4.
95
–
85
=
5.
35
–
15
=
6.
30
–
20
=
7.
60
–
60
=
8.
5
–
0
=
9.
60
–
30
=
10.
40
–
35
=
11.
25
–
5
=
12.
55
–
15
=
13.
5
–
5
=
14.
25
–
25
=
15.
35
–
35
=
16.
45
–
20
=
17.
60
–
55
=
18.
65
–
35
=
19.
35
–
10
=
20.
15
–
15
=
21.
35
–
25
=
22.
35
–
35
=
23.
10
–
0
=
24.
55
–
45
=
25.
85
–
0
=
26.
5
–
0
=
27.
55
–
15
=
28.
75
–
75
=
29.
40
–
15
=
30.
25
–
25
=
31.
100
–
80
=
32.
90
–
40
=
33.
75
–
5
=
34.
15
–
10
=
35.
5
–
0
=
36.
30
–
10
=
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Rekensommen met eraf tot 100
| ANTWOORDEN

Erafsommen
1.
25
–
5
=
20
2.
85
–
60
=
25
3.
85
–
40
=
45
4.
95
–
85
=
10
5.
35
–
15
=
20
6.
30
–
20
=
10
7.
60
–
60
=
0
8.
5
–
0
=
5
9.
60
–
30
=
30
10.
40
–
35
=
5
11.
25
–
5
=
20
12.
55
–
15
=
40
13.
5
–
5
=
0
14.
25
–
25
=
0
15.
35
–
35
=
0
16.
45
–
20
=
25
17.
60
–
55
=
5
18.
65
–
35
=
30
19.
35
–
10
=
25
20.
15
–
15
=
0
21.
35
–
25
=
10
22.
35
–
35
=
0
23.
10
–
0
=
10
24.
55
–
45
=
10
25.
85
–
0
=
85
26.
5
–
0
=
5
27.
55
–
15
=
40
28.
75
–
75
=
0
29.
40
–
15
=
25
30.
25
–
25
=
0
31.
100
–
80
=
20
32.
90
–
40
=
50
33.
75
–
5
=
70
34.
15
–
10
=
5
35.
5
–
0
=
5
36.
30
–
10
=
20
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Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen